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51. | background projection process |
| 背景放映合成 |
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52. | a projection room |
| 私人放映间 |
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53. | motion picture projection lens |
| 电影放映镜头 |
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54. | promotional screening |
| 宣传放映会 |
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55. | background projectio |
| 背景放映法 |
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56. | projectionist | film man |
| 影片放映师 |
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57. | apparent screen image size |
| 表观放映画面 |
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58. | projection jump |
| 放映画面跳动 |
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59. | anamorphic projection lens |
| 变形放映物镜 |
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60. | motion picture projection technique |
| 电影放映技术 |
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